Ponoko - Items by Makersfield tagged with coastersFri, 09 Dec 2016 17:32:02 GMTPonoko - Items by Makersfield tagged with coastersConcentric Coastershttp://www.ponoko.com/showroom/Makersfield/2540
I was never really sure what to call this design. So it keeps landing on Concentric Coasters. Although I've heard people say they look like Iron Sights, like on old airplane guns.
One set of four coasters. Thu, 19 Feb 2009 18:05:32 GMThttp://www.ponoko.com/showroom/Makersfield/2540?time=Thu+Feb+12+19%3A50%3A07+UTC+2009Makersfield